If you're a bit tired, grumpy or down today, this should lift you up. When this little guy hears a lion roar sound for the first time, he goes from fear and shock to happy and excited in seconds. And that's all it will take to lift your spirits today as well.

Okay mom and dad, make plans to go to the zoo and bring your video camera along. We can't wait to see what happens with him then.

[Michael ES]